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1. |
Six parts of oil are mixed with one part of water. When five liters of water are added to the mixture, the mixture is found to contain 5 times as much oil as water. How many liters of oil were there in the first mixture - |
A. | 150 |
B. | 90 |
C. | 80 |
D. | 96 |
Answer» B. 90 | |